AD 85-21-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | True Flight Holdings LLC | AA-1 | Airworthiness Directives; GULFSTREAM AEROSPACE Models AA-1, AA-1A, AA-1B and AA-1C Airplanes |
| aircraft | True Flight Holdings LLC | AA-1A | Airworthiness Directives; GULFSTREAM AEROSPACE Models AA-1, AA-1A, AA-1B and AA-1C Airplanes |
| aircraft | True Flight Holdings LLC | AA-1B | Airworthiness Directives; GULFSTREAM AEROSPACE Models AA-1, AA-1A, AA-1B and AA-1C Airplanes |
| aircraft | True Flight Holdings LLC | AA-1C | Airworthiness Directives; GULFSTREAM AEROSPACE Models AA-1, AA-1A, AA-1B and AA-1C Airplanes |
Unsafe Condition
Failure of the seat belt attachment bracket (Part Number 60152-2) in a minor crash.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the seat belt attachment bracket (P/N 60152-2) by removing AN-3 bolts, discarding brackets and nuts, installing P/N 5102391-1 brackets with specified fasteners, inspecting and replacing corroded retaining plates and deteriorated seat belts, and reinstalling seat belts with specified bolts and nuts. Compliance may be achieved via an equivalent method approved by the Atlanta Aircraft Certification Office.
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Compliance Time
within 25 hours time-in-service after the effective date of this AD unless already accomplished by installing parts in accordance with Gulfstream Aerospace Service Bulletin No. 173 dated March 11, 1985
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Affected Aircraft
GULFSTREAM AEROSPACE Models AA-1 (S/Ns AA1-0001 to AA1-0459), AA-1A (S/N AA1A-0001 to AA1A-0470), AA-1B (S/N AA1B-0001 to AA1B-0680), and AA-1C (S/N AA1C-0001 to AA1C-0211)
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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